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huge chain test, added 1.5% yearly inflation at 3.5 million blocks

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This commit is contained in:
DcruBro
2026-03-30 23:46:22 +02:00
parent 6f595b86b6
commit 075793c24c
7 changed files with 116 additions and 26 deletions
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40
src/main.c
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@@ -24,6 +24,9 @@ void handle_sigint(int sig) {
uint32_t difficultyTarget = INITIAL_DIFFICULTY;
// extern the currentReward from constants.h so we can update it as we mine blocks and save it to disk
extern uint64_t currentReward;
static bool MineBlock(block_t* block) {
if (!block) {
return false;
@@ -45,7 +48,7 @@ int main(int argc, char* argv[]) {
signal(SIGINT, handle_sigint);
const char* chainDataDir = CHAIN_DATA_DIR;
const uint64_t blocksToMine = 1000;
const uint64_t blocksToMine = 4000000;
const double targetSeconds = TARGET_BLOCK_TIME;
uint256_t currentSupply = uint256_from_u64(0);
@@ -56,10 +59,14 @@ int main(int argc, char* argv[]) {
return 1;
}
if (!Chain_LoadFromFile(chain, chainDataDir, &currentSupply, &difficultyTarget)) {
if (!Chain_LoadFromFile(chain, chainDataDir, &currentSupply, &difficultyTarget, &currentReward)) {
printf("No existing chain loaded from %s\n", chainDataDir);
}
if (currentReward == 0) {
currentReward = CalculateBlockReward(currentSupply, chain);
}
if (Chain_Size(chain) > 0) {
if (Chain_IsValid(chain)) {
printf("Loaded chain with %zu blocks from disk\n", Chain_Size(chain));
@@ -117,9 +124,11 @@ int main(int argc, char* argv[]) {
signed_transaction_t coinbaseTx;
memset(&coinbaseTx, 0, sizeof(coinbaseTx));
coinbaseTx.transaction.version = 1;
coinbaseTx.transaction.amount = CalculateBlockReward(currentSupply, block->header.blockNumber);
coinbaseTx.transaction.amount1 = currentReward;
coinbaseTx.transaction.fee = 0;
memcpy(coinbaseTx.transaction.recipientAddress, minerAddress, sizeof(minerAddress));
memcpy(coinbaseTx.transaction.recipientAddress1, minerAddress, sizeof(minerAddress));
coinbaseTx.transaction.recipientAddress2[0] = 0; // Mark recipient 2 as unused
coinbaseTx.transaction.amount2 = 0;
memset(coinbaseTx.transaction.compressedPublicKey, 0, sizeof(coinbaseTx.transaction.compressedPublicKey));
memset(coinbaseTx.transaction.senderAddress, 0xFF, sizeof(coinbaseTx.transaction.senderAddress));
Block_AddTransaction(block, &coinbaseTx);
@@ -144,7 +153,7 @@ int main(int argc, char* argv[]) {
return 1;
}
(void)uint256_add_u64(&currentSupply, coinbaseTx.transaction.amount);
(void)uint256_add_u64(&currentSupply, coinbaseTx.transaction.amount1);
uint8_t canonicalHash[32];
uint8_t powHash[32];
@@ -155,7 +164,7 @@ int main(int argc, char* argv[]) {
(unsigned long long)blocksToMine,
(unsigned long long)block->header.blockNumber,
(unsigned long long)block->header.nonce,
(unsigned long long)coinbaseTx.transaction.amount,
(unsigned long long)coinbaseTx.transaction.amount1,
(unsigned long long)currentSupply.limbs[0],
(unsigned int)block->header.difficultyTarget,
block->header.merkleRoot[0], block->header.merkleRoot[1], block->header.merkleRoot[2], block->header.merkleRoot[3],
@@ -164,15 +173,18 @@ int main(int argc, char* argv[]) {
free(block); // chain stores blocks by value; transactions are owned by chain copy
// Save chain after each mined block
Chain_SaveToFile(chain, chainDataDir, currentSupply);
// Save chain after each mined block; NOTE: In reality, blocks will appear every ~90s, so this won't be a realistic bottleneck on the mainnet
Chain_SaveToFile(chain, chainDataDir, currentSupply, currentReward);
if (Chain_Size(chain) % DIFFICULTY_ADJUSTMENT_INTERVAL == 0) {
difficultyTarget = Chain_ComputeNextTarget(chain, difficultyTarget);
}
currentReward = CalculateBlockReward(currentSupply, chain); // Update the global currentReward for the next block
// TEST, disabled diff
//if (Chain_Size(chain) % DIFFICULTY_ADJUSTMENT_INTERVAL == 0) {
// difficultyTarget = Chain_ComputeNextTarget(chain, difficultyTarget);
//}
}
if (!Chain_SaveToFile(chain, chainDataDir, currentSupply)) {
if (!Chain_SaveToFile(chain, chainDataDir, currentSupply, currentReward)) {
fprintf(stderr, "failed to save chain to %s\n", chainDataDir);
} else {
printf("Saved chain with %zu blocks to %s (supply=%llu)\n",
@@ -185,12 +197,12 @@ int main(int argc, char* argv[]) {
}
// Print chain
for (size_t i = 0; i < Chain_Size(chain); i++) {
/*for (size_t i = 0; i < Chain_Size(chain); i++) {
block_t* blk = Chain_GetBlock(chain, i);
if (blk) {
Block_Print(blk);
}
}
}*/
Chain_Destroy(chain);
Block_ShutdownPowContext();